Aiko vs Declan

Baby Name Comparison — 2026

Aiko

Boy #10,540 Most Popular 3 Syllables

"child of love"

Origin: Japanese

Japanese

✓ All Clear

Boy #131 Most Popular 2 Syllables

"man of prayer"

Origin: Irish Gaelic

Irish English American

✓ All Clear

Aiko Rank #10,540

Declan Rank #131

Declan is more popular, ranked #131 vs #10540 for Aiko.

Is Aiko or Declan more popular?

Declan is more popular, ranked #131 compared to Aiko at #10540 in the United States.

What do Aiko and Declan mean?

Aiko means "child of love" (Japanese origin). Declan means "man of prayer" (Irish Gaelic origin).

Are Aiko and Declan boy or girl names?

Aiko is primarily a boy name. Declan is primarily a boy name.